673136312 has 32 divisors (see below), whose sum is σ = 1277527680. Its totient is φ = 332479200.

The previous prime is 673136311. The next prime is 673136323. The reversal of 673136312 is 213631376.

It is a super-2 number, since 2×673136312² = 906224989065922688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673136311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463187 + ... + 464637.

It is an arithmetic number, because the mean of its divisors is an integer number (39922740).

Almost surely, 2^673136312 is an apocalyptic number.

It is an amenable number.

673136312 is a deficient number, since it is larger than the sum of its proper divisors (604391368).

673136312 is a wasteful number, since it uses less digits than its factorization.

673136312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123 (or 2119 counting only the distinct ones).

The product of its digits is 13608, while the sum is 32.

The square root of 673136312 is about 25944.8706298567. The cubic root of 673136312 is about 876.3972503780.

Adding to 673136312 its reverse (213631376), we get a palindrome (886767688).

The spelling of 673136312 in words is "six hundred seventy-three million, one hundred thirty-six thousand, three hundred twelve".